Abstract:
Kinetics of the pyrolysis of wood sawdust from the invasive species Parkinsonia aculeata, untreated and demineralized by a mild acid treatment, is comparatively investigated in order to examine the effect of the removal of minerals naturally present in the biomass. Non-isothermal thermogravimetric analysis from room temperature up to 500°C is applied for this purpose. Demineralization shifts the process onset and the maximum degradation rate to higher temperatures, and leads to enhance the activation energy from 56 to 60 kJ mol-1, pointing to a catalytic role of alkaline and alkaline earth metals in the biomass. Likewise, the three kinds of pyrolysis products (gas, bio-char, and bio-oil) are obtained from experiments performed in a bench-scale installation at 500°C. Yields and physicochemical characteristics of the pyrolysis products are determined. The pronounced reduction in the content of metals in the sawdust leads to increase bio-oil yield in around 10%, the specific surface area of the bio-char, from ≈ 2 to ≈ 74 m2 g-1, and the higher heating value of all the pyrolysis products. © 2016 Taylor & Francis.
Registro:
Documento: |
Artículo
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Título: | Effect of mineral matter removal on pyrolysis of wood sawdust from an invasive species |
Autor: | Messina, L.G.; Bonelli, P.R.; Cukierman, A.L. |
Filiación: | Prog. de Invest. y Desarrollo de Fuentes Alternativas de Materias Primas y Ener. - Depto. de Industrias, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Pabellón de Industrias, 2620, Ciudad Universitaria, Buenos Aires, C1428BGA, Argentina Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Buenos Aires, Argentina Cátedra de Tecnología Farmacéutica II, Departamento de Tecnología Farmacéutica, Facultad de Farmacia y Bioquímica, Universidad de Buenos Aires, Buenos Aires, Argentina
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Palabras clave: | Bio-energy; bio-fuels; bioresources; invasive wood biomass; pyrolysis; Activation energy; Biofuels; Biomass; Calorific value; Degradation; Thermogravimetric analysis; Wood fuels; Bio energy; Bioresources; Higher heating value; Invasive species; Parkinsonia aculeata; Physicochemical characteristics; Pyrolysis products; Wood biomass; Pyrolysis |
Año: | 2016
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Volumen: | 38
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Número: | 4
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Página de inicio: | 542
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Página de fin: | 548
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DOI: |
http://dx.doi.org/10.1080/15567036.2013.799616 |
Título revista: | Energy Sources, Part A: Recovery, Utilization and Environmental Effects
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Título revista abreviado: | Energy Sources Recovery Util. Environ. Eff.
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ISSN: | 15567036
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Registro: | https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_15567036_v38_n4_p542_Messina |
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Citas:
---------- APA ----------
Messina, L.G., Bonelli, P.R. & Cukierman, A.L.
(2016)
. Effect of mineral matter removal on pyrolysis of wood sawdust from an invasive species. Energy Sources, Part A: Recovery, Utilization and Environmental Effects, 38(4), 542-548.
http://dx.doi.org/10.1080/15567036.2013.799616---------- CHICAGO ----------
Messina, L.G., Bonelli, P.R., Cukierman, A.L.
"Effect of mineral matter removal on pyrolysis of wood sawdust from an invasive species"
. Energy Sources, Part A: Recovery, Utilization and Environmental Effects 38, no. 4
(2016) : 542-548.
http://dx.doi.org/10.1080/15567036.2013.799616---------- MLA ----------
Messina, L.G., Bonelli, P.R., Cukierman, A.L.
"Effect of mineral matter removal on pyrolysis of wood sawdust from an invasive species"
. Energy Sources, Part A: Recovery, Utilization and Environmental Effects, vol. 38, no. 4, 2016, pp. 542-548.
http://dx.doi.org/10.1080/15567036.2013.799616---------- VANCOUVER ----------
Messina, L.G., Bonelli, P.R., Cukierman, A.L. Effect of mineral matter removal on pyrolysis of wood sawdust from an invasive species. Energy Sources Recovery Util. Environ. Eff. 2016;38(4):542-548.
http://dx.doi.org/10.1080/15567036.2013.799616